INCOME TAXES - Net Deferred Tax Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Mar. 31, 2015
Deferred tax assets:
Net operating loss carryforwards	$ 99,524	$ 103,312
Stock based compensation	4,432	4,144
Intangibles	8,005	1,710
Revenue deferral	46	46
Interest rate derivatives	199	234
Capital loss carryforwards	7,951	8,604
Other	2,224	1,955
Total deferred tax assets before valuation allowance	122,381	120,005
Less: Valuation allowance	(104,285)	(88,320)
Total deferred tax assets after valuation allowance	18,096	31,685
Deferred tax liabilities:
Depreciation and amortization	(17,414)	(27,840)
Intangibles	(682)	(3,845)
Total deferred tax liabilities	(18,096)	(31,685)
Net deferred tax	$ 0	$ 0